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35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From 592017c3a910a3905b1925aee88c4674e9a596b7 Mon Sep 17 00:00:00 2001
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From: Gaurav Jain <gaurav.jain@nxp.com>
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Date: Tue, 30 May 2023 17:09:42 +0530
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Subject: [PATCH] zero copy: Fix build for Linux 6.4
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get_user_pages_remote api prototype is changed in kernel.
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struct vm_area_struct **vmas argument is removed.
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Migrate to the new API.
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Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>
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---
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zc.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/zc.c b/zc.c
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index fdf7da17..6637945a 100644
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--- a/zc.c
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+++ b/zc.c
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@@ -80,10 +80,14 @@ int __get_userbuf(uint8_t __user *addr, uint32_t len, int write,
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ret = get_user_pages_remote(task, mm,
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(unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
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pg, NULL, NULL);
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-#else
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+#elif (LINUX_VERSION_CODE < KERNEL_VERSION(6, 4, 0))
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ret = get_user_pages_remote(mm,
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(unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
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pg, NULL, NULL);
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+#else
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+ ret = get_user_pages_remote(mm,
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+ (unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
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+ pg, NULL);
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#endif
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0))
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up_read(&mm->mmap_sem);
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